Black Opal Cushion Rings

4.06 crt - AAA

4.48 crt - AAA

7.812 crt - AAA

4.368 crt - AAA

9.45 crt - AAA

1.14 crt - AAA

4 crt - AAA

5.67 crt - AAA

3.786 crt - AAA

5.24 crt - AAA

4.333 crt - AAA

3.144 crt - AAA

1.812 crt - AAA

2.928 crt - AAA